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PrerequiSiteS
Your Cosmos 90gt WiFi telescope requires one of the following power sources:
• 8 x aa batteries
• 12 volt DC source with at least 1 ampere of current
• Celestron Powertank (sold separately)
You will also need a smartphone or tablet to operate the telescope. Compatible devices include apple iPhone or iPad
with ios 6 or later, and samsung smartphones or tablets with android 4.0. Visit celestron.com/cosmos for a complete
compatibility list.
Before you begin, you'll need to install the free Cosmos™ Celestron navigator app on your device. Download the app
from the app store or google Play.
aSSembling Your teleScoPe
You won't need tools to assemble the 90gt WiFi. Remove all the items from their packaging, then:
1. open the tripod until the center brace is fully extended (Figure 2).
2. thread the captive center bolt into the accessory tray (Figure 3).
3. Place the fork arm assembly on the tripod and secure it using the captive silver knob under the top of the tripod
(Figure 4).
4. attach the telescope optical tube by positioning the dovetail into the dovetail holder on the fork arm. Make sure the
bottom of the dovetail is flat against the dovetail holder. Firmly tighten the thumb bolt. (Figure 5).
5. adjust the tripod to a comfortable height and level it, using the lock knobs to secure each of the tripod legs.
6. install eight aa batteries (not included) into the battery pack, noting the correct position for + and -. leave the
battery pack in the accessory tray.
Note:
The accessory tray has a special holder suitable for your smartphone or small tablet.
Fig. 4
Fig. 3
Fig. 2
9 0 G T | W iF i T E L E S C OP E
Fig. 5
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